devs=$(do_node $node "lctl get_param -n devices" | awk '($3 ~ "mdt" && $4 ~ "MDT") { print $4 }')
for dev in $devs; do
mntdev=$(do_node $node "lctl get_param -n osd*.$dev.mntdev")
+ do_node $node "test -e $LDPROC/\\\$(basename $mntdev)/max_dir_size" || LDPROC=/sys/fs/ldiskfs
do_node $node "echo $1 >$LDPROC/\\\$(basename $mntdev)/max_dir_size"
done
done